/* Design tokens lifted from the panel itself (frontend/src/index.css) so the
   site reads as the same product rather than a template that happens to link
   to it. Warm paper derived from #F9F4F1; indigo accent. */
@font-face {
  font-family: 'Space Grotesk';
  src: url('fonts/space-grotesk-latin-wght-normal.woff2') format('woff2-variations');
  font-weight: 300 700;
  font-display: swap;
}
@font-face {
  font-family: 'IBM Plex Sans';
  src: url('fonts/ibm-plex-sans-latin-wght-normal.woff2') format('woff2-variations');
  font-weight: 100 700;
  font-display: swap;
}

:root {
  --bg: #fdf8f5;
  --surface: #fffcf9;
  --surface-2: #f9f4f1;
  --fg: #28211d;
  --fg-muted: #706762;
  --border: #e3dedc;
  --accent: #6d28d9;
  --accent-fg: #ffffff;
  --success: #065f46;
  --success-bg: rgb(6 95 70 / 0.1);
  --shadow: 0 1px 2px -1px rgb(40 33 29 / 0.09), 0 2px 6px -2px rgb(40 33 29 / 0.06);
  --shadow-lg: 0 4px 12px -4px rgb(40 33 29 / 0.12), 0 12px 32px -12px rgb(40 33 29 / 0.14);
  --radius: 12px;
  --sans: 'IBM Plex Sans', system-ui, -apple-system, sans-serif;
  --heading: 'Space Grotesk', var(--sans);
  --mono: ui-monospace, 'SF Mono', 'IBM Plex Mono', Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #140f0c;
    --surface: #221d19;
    --surface-2: #1b1613;
    --fg: #ece6e3;
    --fg-muted: #a59d98;
    --border: #3b3430;
    --accent: #7c3aed;
    --success: #34d399;
    --success-bg: rgb(52 211 153 / 0.15);
    --shadow: 0 1px 2px 0 rgb(0 0 0 / 0.4), 0 4px 12px -4px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 8px 24px -8px rgb(0 0 0 / 0.5), 0 20px 48px -20px rgb(0 0 0 / 0.4);
  }
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { font-family: var(--heading); line-height: 1.15; letter-spacing: -0.02em; margin: 0; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ---------------------------------------------------------------- header */
header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav { display: flex; align-items: center; gap: 20px; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--heading); font-weight: 600; font-size: 17px; color: var(--fg); }
.brand img { width: 26px; height: 26px; }
.nav .spacer { margin-left: auto; }
.nav a:not(.brand) { color: var(--fg-muted); font-size: 15px; }
.nav a:not(.brand):hover { color: var(--fg); text-decoration: none; }

/* ------------------------------------------------------------------ hero */
.hero { padding: 72px 0 8px; text-align: center; }
.hero h1 { font-size: clamp(38px, 6vw, 60px); font-weight: 600; }
.hero .tagline { font-size: clamp(18px, 2.4vw, 21px); color: var(--fg-muted); max-width: 640px; margin: 18px auto 0; }
.pills { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin: 22px 0 0; }
.pill {
  font-size: 13px; padding: 4px 11px; border-radius: 999px;
  background: var(--surface-2); border: 1px solid var(--border); color: var(--fg-muted);
}
.pill.ok { background: var(--success-bg); border-color: transparent; color: var(--success); font-weight: 500; }

.cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin: 28px 0 0; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: 10px; font-weight: 500; font-size: 15px;
  border: 1px solid transparent; transition: transform .12s ease, box-shadow .12s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--accent-fg); box-shadow: var(--shadow); }
.btn-ghost { background: var(--surface); color: var(--fg); border-color: var(--border); }

.shot {
  margin: 44px auto 0; max-width: 1000px;
  border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); overflow: hidden; background: var(--surface);
}
.shot img { display: block; width: 100%; height: auto; }

/* -------------------------------------------------------------- sections */
section { padding: 76px 0; }
section > .wrap > h2 { font-size: clamp(26px, 3.4vw, 34px); font-weight: 600; }
.lede { color: var(--fg-muted); max-width: 660px; margin: 14px 0 0; }

.grid { display: grid; gap: 18px; margin-top: 36px; }
/* Column widths are chosen so the card counts divide evenly at 1080px: the four
   "why" cards land 2x2, the six feature cards 3x2. Wider minimums would leave a
   ragged last row. */
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow);
}
.card h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.card p { margin: 0; color: var(--fg-muted); font-size: 15px; }
.card .tag { font-size: 12px; text-transform: uppercase; letter-spacing: .06em; color: var(--accent); font-weight: 600; }

/* ------------------------------------------------------------------ code */
.code {
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; font-family: var(--mono); font-size: 14px;
  overflow-x: auto; white-space: pre; color: var(--fg);
}
.code .c { color: var(--fg-muted); }

/* ----------------------------------------------------------- screenshots */
.shots { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); margin-top: 36px; }
.shots figure { margin: 0; }
.shots img {
  width: 100%; height: auto; display: block;
  border: 1px solid var(--border); border-radius: 10px; box-shadow: var(--shadow);
}
.shots figcaption { font-size: 14px; color: var(--fg-muted); margin-top: 10px; }

/* ---------------------------------------------------------------- footer */
footer { border-top: 1px solid var(--border); padding: 40px 0 56px; color: var(--fg-muted); font-size: 15px; }
.footer-row { display: flex; flex-wrap: wrap; gap: 16px 28px; align-items: center; }
.footer-row .spacer { margin-left: auto; }

.note {
  border-left: 3px solid var(--accent); background: var(--surface);
  padding: 14px 18px; border-radius: 0 10px 10px 0; color: var(--fg-muted); font-size: 15px;
}

@media (max-width: 640px) {
  section { padding: 56px 0; }
  .hero { padding: 48px 0 0; }
  .nav a.hide-sm { display: none; }
}